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MSD

MSD 85840 Distributor

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Key item features

Advanced Ignition: Features a maintenance-free magnetic pickup and advance assembly for reliable performance.
Compact Design: Shares the same height and width dimensions as the PN 8584 model.
Ford Compatibility: Specifically designed for Ford 351W engines with steel gear for hydraulic roller cams.
Ignition System Requirement: Must be used in conjunction with an MSD 6, 7, or 8-series ignition system.
Adjustable Advance: Includes an easy-to-adjust mechanical advance assembly with fine blanked, TIG-welded chro-moly steel and QPQ coating.
Smooth Operation: Precision weights glide on nylon bushings, with supplied springs and stop bushings for tuning various advance curves.
Durable Construction: The steel shaft has a friction-reducing coating, guided by a sealed ball bearing and long sintered bushing for stable timing.

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Specs

Vehicle model
85840
Vehicle make
Ford
Vehicle fitment type
Specific
Automotive parts division
Performance
Brand
MSD
Automotive specialty part type
Distributor

Current price is $562.95

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Columbus, 43215

Arrives by Thu, Feb 12

Sold and shipped by SuperShops

4.4071428571428575 stars out of 5, based on 280 seller reviews(4.4)

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Comparison Overview:
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Comparison Chart:
Vehicle model	85840MSD 85840 Distributor	351WMSD Ignition 857831 Pro-Billet Small Diameter Distributor	8570MSD Ignitions 8570 Pro-Billet Small Diameter Distributor	85801MSD 85801 Distributor	ElectraMSD 8552 Distributor	8386MSD 8386 Distributor	23843MSD 23843 Distributor	85793MSD 85793 Distributor	JeepMSD 8516 Distributor	2362MSD 2362 Distributor
Vehicle make	FordMSD 85840 Distributor	FordMSD Ignition 857831 Pro-Billet Small Diameter Distributor	-MSD Ignitions 8570 Pro-Billet Small Diameter Distributor	FordMSD 85801 Distributor	BuickMSD 8552 Distributor	ChryslerMSD 8386 Distributor	PontiacMSD 23843 Distributor	FordMSD 85793 Distributor	-MSD 8516 Distributor	FordMSD 2362 Distributor
Vehicle fitment type	SpecificMSD 85840 Distributor	SpecificMSD Ignition 857831 Pro-Billet Small Diameter Distributor	SpecificMSD Ignitions 8570 Pro-Billet Small Diameter Distributor	SpecificMSD 85801 Distributor	SpecificMSD 8552 Distributor	SpecificMSD 8386 Distributor	SpecificMSD 23843 Distributor	SpecificMSD 85793 Distributor	SpecificMSD 8516 Distributor	SpecificMSD 2362 Distributor
Automotive parts division	PerformanceMSD 85840 Distributor	PerformanceMSD Ignition 857831 Pro-Billet Small Diameter Distributor	PerformanceMSD Ignitions 8570 Pro-Billet Small Diameter Distributor	PerformanceMSD 85801 Distributor	PerformanceMSD 8552 Distributor	PerformanceMSD 8386 Distributor	PerformanceMSD 23843 Distributor	PerformanceMSD 85793 Distributor	PerformanceMSD 8516 Distributor	PerformanceMSD 2362 Distributor

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About this item

Product details

Compatible with Ford 351W with steel gear for hydraulic roller cams. Must be used with an MSD 6, 7 or 8-series ignition.;

For Ford enthusiasts that are serious about performance! Just under the brass terminals of the MSD cap and rotor is an easy-to-adjust mechanical advance assembly. The assembly is fine blanked from chro-moly steel, TIG-welded for strength plus receives a QPQ coating. The precision weights glide on nylon bushings for smooth advancement and different springs and stop bushings are supplied so a variety of advance curves can be tuned.

The steel shaft that spins the advance and reluctor receives a friction reducing coating plus is guided by a sealed ball bearing and long sintered bushing. This combination provides stable timing signals and spark delivery at any rpm. Reluctoring chores are handled by MSD's race proven, maintenance-free magnetic pick-up.;

Maintenance-free magnetic pickup and advance assembly
Same height and width as PN 8584

info:

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Specifications

Vehicle model

85840

Vehicle make

Ford

Vehicle fitment type

Specific

Automotive parts division

Performance

Warranty

Warranty information

90 Days

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